import java.util.Scanner;

public class Qewd {
    public static  void main(String[]args){
        Scanner scanner=new Scanner(System.in);
        int out=scanner.nextInt();
        int two=scanner.nextInt();
        +two));
        System.out.println("减法运算"(-two));
        System.out.println("运算");
        System.out.println("减法运算");

}
